Inch Hard Disk Drive - Toshiba T2100 Series Maintenance Manual

1.4

2.5-inch Hard Disk Drive

The Hard Disk Drive (HDD) is a random access, nonvolatile storage device. It has a non-
removable 2.5-inch magnetic disk and mini-winchester type magnetic heads.
The T2100 supports a 260 MB HDD. The T2100CS and T2100CT support a 350MB HDD.
An HDD is shown in Figure 1-5, and specifications for the HDDs are listed in Table 1-2.
Item
Storage capacity (MB)
Formatted
Number of disks
Data heads
Data surfaces
Tracks per surface
Sectors per track
Bytes per sector (bps)
Access time (ms)
Track to track
Average
Maximum stroke
Rotation speed (rpm)
Data transfer rate (bps)
To/from media
Interleave
Recording method
T2100 Series
Figure 1-5 2.5-inch HDD
Table 1-2 2.5-inch HDD specifications
260 MB
MK1724FCV
262
2
4
4
1,920
49 to 83
512
3
13
25
4,000
18.9 to 31.6 M
1:1
1-7 RLL
350 MB
MK1824FCV
352
2
4
4
2,050
60 to 106
512
3
13
25
4,200
25.0 to 43.75 M 19.0 to 32.0 M
1:1
1-7 RLL
CFL350A
350
2
4
4
905
53 to 95
512
3
12
20
3,750
1:1
1-7 RLL
1-11